package two;

public class A027 {

    //合并两个有序链表
   /* public ListNode mergeTwoLists(ListNode list1, ListNode list2) {
        ListNode newHead = new ListNode();
        ListNode cur = newHead;
        while(list1!=null || list2!=null) {
            if(list1!=null && list2!=null) {
                //两个都不是空
                if(list1.val < list2.val) {
                    cur.next = list1;
                    list1 = list1.next;
                    cur = cur.next;
                }
                else {
                    cur.next = list2;
                    list2 = list2.next;
                    cur = cur.next;
                }
            }else if(list2!=null) {
                //2 是非空
                cur.next = list2;
                list2 = list2.next;
                cur = cur.next;
            }else {
                cur.next = list1;
                list1 = list1.next;
                cur = cur.next;
            }
        }
        return newHead.next;
    }*/
}
